import Highcharts, { CSSObject } from 'highcharts';
import { LangData, PlotOptions, ChartOptions, SeriesOptions, PointOptionsObject, LegendObjectOptions } from '../_chart';
export declare type InnerTitleObjectOptions = {
    /**
     * 标题
     */
    text: string;
    /**
     * Y 轴偏移量
     */
    offsetY: number;
    /**
     * 标题样式
     */
    style?: CSSObject;
};
export declare type InnerTitleOptions = string | InnerTitleObjectOptions;
export declare type InnerSitleObjectOptions = {
    /**
     * 副标题
     */
    text: string;
    /**
     * Y 轴偏移量
     */
    offsetY: number;
    /**
     * 副标题样式
     */
    style?: CSSObject;
};
export declare type InnerSubtitleOptions = string | InnerTitleObjectOptions;
export interface PlotPieOptions extends PlotOptions {
    /**
     * 外层圆圈直径
     */
    size?: number;
    /**
     * 中间圆圈直径
     */
    innerSize?: number;
    /**
     * 中间文字，标题
     */
    innerTitle?: InnerTitleOptions;
    /**
     * 中间文字，副标题
     */
    innerSubtitle?: InnerSubtitleOptions;
}
export declare type LegendPointDataObject = {
    name: string;
    value: number;
    color: string;
    index: number;
    /** 带样式的小圆点 html 字符串 */
    pointDot: string;
    /** 当前项所占的百分比 */
    percentage?: number;
};
export declare type LegendPieObjectOptions = Omit<LegendObjectOptions, 'labelFormatter'> & {
    /**
     * 图例的展示列数，值为 1 时会出现图例宽度不断变小的情况，所以不做处理
     *
     * 注：此特性依赖复杂的计算才能生效，所以当你传入 `width`、`maxHeight`等配置的时候会被无视
     */
    columns?: number;
    /**
     * Callback function to format each of the points' labels. The `this`
     * keyword refers to the point object in case of pie charts. By default
     * the point name is printed.
     */
    labelFormatter?: (pointData: LegendPointDataObject) => string;
};
export declare type LegendPieOptions = false | LegendPieObjectOptions;
export interface ChartPieOptions extends Omit<ChartOptions, 'legend'> {
    legend?: LegendPieOptions;
}
export interface SeriesPieOptions extends SeriesOptions, Omit<PlotPieOptions, 'innerTitle' | 'innerSubtitle'> {
    /**
     * 1. number[]. 这种情况数组的值会被当作 {y: number}
     * 2. Array<[string, number]>. 这种情况会被当作 {name: string, y: number}
     */
    data?: Array<number | null | PointOptionsObject | [string, number | null]>;
}
export declare function createPieOptions(langData: LangData, options?: PlotPieOptions, chartOptions?: ChartPieOptions, series?: SeriesPieOptions[], events?: Highcharts.ChartEventsOptions): Highcharts.Options;